The meat department of Walter Melon Grocery reports the following data.

Sales = $2,490,000

Net operating income = $31,970

Beginning balance of operating assets = $300,000

Ending balance of operating assets = $400,000

The minimum required rate of return = 1%

a. What is the meat department's operating margin?

b. What is the meat department's turnover?

c. What is the meat department's return on investment?

d. What is the meat department's residual income?

Do not copy from Chegg.